Description:Me&My Big Ideas Create 365 Happy Planner lets you put together a book in which you can keep track of all the things that are going on in your life. Extension Month Classic Teal/Gold- A pre-punched 6 month extension to add to a build-it-yourself or existing planner that includes, non-dated monthly and weekly calendar pages, 2 Black and White sticker sheets with month names and day numbers to complete your calendar pages, and 6 tabbed dividers. All measure about 7"x 9".